Question

3(x+1) -2(x-1)= -(x+5)

Answer 1

Resposta:

(x-3).(x+1) =

(x-2).(x-3).(x+1)

(x-3).(x+1).(x+5)

(x-3)²

(x-2).(x+5)

(x-2).(x+1)

(x-3).(x+5)

(x+1).(x+5)

(x-2)²